[PATCH 1/2] ahci: qoriq: Adjust the default register values on ls1043a

[Yuantian.Tang]

From: Tang Yuantian 

Updated the registers' values to enhance SATA performance and
reliability.

Signed-off-by: Tang Yuantian 
---
 drivers/ata/ahci_qoriq.c | 8 
 1 file changed, 8 insertions(+)

diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index d0f9de9..4d613f8 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -39,6 +39,8 @@
 #define AHCI_PORT_PHY_4_CFG0x00480811
 #define AHCI_PORT_PHY_5_CFG0x192c96a4
 #define AHCI_PORT_TRANS_CFG0x0825
+#define LS1043A_PORT_PHY2  0x28184d1f
+#define LS1043A_PORT_PHY3  0x0e081509
 
 #define SATA_ECC_DISABLE   0x0002
 
@@ -159,6 +161,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv 
*hpriv)
break;
 
case AHCI_LS1043A:
+   writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
+   writel(LS1043A_PORT_PHY2, reg_base + PORT_PHY2);
+   writel(LS1043A_PORT_PHY3, reg_base + PORT_PHY3);
+   writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
+   break;
+
case AHCI_LS2080A:
writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
break;
-- 
2.1.0.27.g96db324

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[PATCH 1/2] ahci: qoriq: Adjust the default register values on ls1043a

[Yuantian.Tang]

From: Tang Yuantian 

Updated the registers' values to enhance SATA performance and
reliability.

Signed-off-by: Tang Yuantian 
---
 drivers/ata/ahci_qoriq.c | 8 
 1 file changed, 8 insertions(+)

diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index d0f9de9..4d613f8 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -39,6 +39,8 @@
 #define AHCI_PORT_PHY_4_CFG0x00480811
 #define AHCI_PORT_PHY_5_CFG0x192c96a4
 #define AHCI_PORT_TRANS_CFG0x0825
+#define LS1043A_PORT_PHY2  0x28184d1f
+#define LS1043A_PORT_PHY3  0x0e081509
 
 #define SATA_ECC_DISABLE   0x0002
 
@@ -159,6 +161,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv 
*hpriv)
break;
 
case AHCI_LS1043A:
+   writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
+   writel(LS1043A_PORT_PHY2, reg_base + PORT_PHY2);
+   writel(LS1043A_PORT_PHY3, reg_base + PORT_PHY3);
+   writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
+   break;
+
case AHCI_LS2080A:
writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
break;
-- 
2.1.0.27.g96db324

--
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Please read the FAQ at  http://www.tux.org/lkml/